你上学迟到了,老师会对你说:A.Don’t clean the classroom.B.Don’t go to school again.C.Don’t be late again.
This is _______ nurse. That is ________ ambulance manA. a…a B. an…an C. a…an
I _________ Bill’s brother.A. am B. is C. are
How old _______ Alice?A. am B. is C. are
Sam is _______dog.A. he B. hisC. /
You can call ________ Tom.A. I B. my C. me